Respuesta :
Answer:
x = -2
Step-by-step explanation:
hello :
the system is : 3x-5y=10 ...(*)
-x+3y=-6...(**)
multiply (**) by : 3 you have : -3x+9y = -18 ...(***)
add (*) and (***) : 4y= -8 so: x = -2
3x-5y=10
-x+3y=-6 time (3)
3x-5y=10
-3x+9y=-18
4y=-8
4/4y=-8/4
y=-2
Now for x
y = -2
3x-5y=10
3x-5(-2)=10
3x+10=10
-10 -10
3x=0
3/3x=0/3
x = 0
-x+3y=-6 time (3)
3x-5y=10
-3x+9y=-18
4y=-8
4/4y=-8/4
y=-2
Now for x
y = -2
3x-5y=10
3x-5(-2)=10
3x+10=10
-10 -10
3x=0
3/3x=0/3
x = 0